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Rev. 1.0, 07/01, page 152 of 372
Table 12-1 Timer W Functions
Input/Output Pins
Item Counter FTIOA FTIOB FTIOC FTIOD
Count clock Internal clocks: φ, φ/2, φ/4, φ/8
External clock: FTCI
General registers
(output compare/input
capture registers)
Period
specified in
GRA
GRA GRB GRC (buffer
register for
GRA in buffer
mode)
GRD (buffer
register for
GRB in buffer
mode)
Counter clearing function GRA
compare
match
GRA
compare
match
———
Initial output value
setting function
—
Yes Yes Yes Yes
Buffer function
—
Yes Yes
——
Compare 0 —
Yes Yes
Yes Yes
match output
1—
Yes Yes
Yes Yes
Toggle —
Yes Yes
Yes Yes
Input capture function —
Yes Yes Yes
Yes
PWM mode — —
Yes Yes
Yes
Interrupt sources Overflow Compare
match/input
capture
Compare
match/input
capture
Compare
match/input
capture
Compare
match/input
capture